<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core" %>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>购物车</title>
    <%@include file="/pages/common/head.jsp" %>
</head>

<script type="text/javascript">
    $(function () {

        $(".delete").click(function () {
            return confirm("确定要删除【" + $(this).parent().parent().find("td:first").text() + "】吗?");
        })

        $(".clear").click(function () {
            return confirm("确定要清空购物车吗?");
        })

        $(".update").change(function () {
            var b = confirm("确定要修改【" + $(this).parent().parent().find("td:first").text() + "】的数量吗?");
            if (b == true) {
                var count = this.value;
                var id = $(this).attr("bookid");
                location.href = "${basePath}cartServlet?action=updateCount&count=" + count + "&id=" + id;
            } else {
                //defaultValue属性是表单项DOM对象的属性，他表示默认的value属性值
                this.value = this.defaultValue;
            }
        })
    })

</script>
<body>
<div id="header">
    <img class="logo_img" alt="" src="static/img/logo.gif">
    <span class="wel_word">购物车</span>
    <%@ include file="/pages/common/login_success_menu.jsp" %>
</div>

<div id="main">

    <table>
        <tr>
            <td>商品名称</td>
            <td>数量</td>
            <td>单价</td>
            <td>金额</td>
            <td>操作</td>
        </tr>
        <c:forEach items="${sessionScope.cart.items}" var="entry">
            <tr>
                <td>${entry.value.name}</td>
                <td>
                    <input class="update" type="text" value="${entry.value.count}" bookid="${entry.value.id}"
                           style="width: 50px;text-align: center">
                </td>
                <td>${entry.value.price}</td>
                <td>${entry.value.totalprice}</td>
                <td><a class="delete" href="cartServlet?action=deleteItem&id=${entry.value.id}">删除</a></td>
            </tr>
        </c:forEach>

    </table>
    <%--    购物车非空输出--%>
    <c:if test="${not empty sessionScope.cart.items}">
        <div class="cart_info">
            <span class="cart_span">购物车中共有<span class="b_count">${sessionScope.cart.totalcount}</span>件商品</span>
            <span class="cart_span">总金额<span class="b_price">${sessionScope.cart.totalprice}</span>元</span>
            <span class="cart_span"><a class="clear" href="cartServlet?action=clear">清空购物车</a></span>
            <span class="cart_span"><a id="jiesuan" href="orderServlet?action=createOrder">去结账</a></span>
        </div>
    </c:if>
</div>

<%@include file="/pages/common/foot.jsp" %>
</body>
</html>